Post anchor



FIG. 1 is a side elevational view of a post anchor showing my new design, the elevational view from the opposite side being substantially a mirror image;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a perspective view thereof. 

The ornamental design for a post anchor, as shown and described. 